Home » Biology » What is the level of organization of an onion bulb?What is the level of organization of an onion bulb? What is the level of organization of an onion bulb? A. tissue B. organ C. systemic D. oranismal Correct Answer: Option B Explanation Related Posts Which of the following features is not an adaptation of plants to aquatic habitat? Biology Theory (i) Make a labelled drawing of a typical plant cell to show its essential features…. The movement of molecules from a region of higher concentration to one of lower concentration… Insects are considered the most successful among the invertebrates because they On what structure are the units of inheritance situated? Important abiotic factors which affects all plants and animals in the habitat are